| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.33 | 1.35 | -0.02 |
| Feb | 1.08 | 1.12 | -0.04 |
| Mar | 1.86 | 1.85 | 0.01 |
| Apr | 3.10 | 3.18 | -0.08 |
| May | 3.71 | 3.65 | 0.06 |
| Jun | 4.55 | 4.55 | 0.00 |
| Jul | 3.86 | 3.76 | 0.10 |
| Aug | 3.46 | 3.56 | -0.10 |
| Sep | 3.39 | 3.22 | 0.17 |
| Oct | 2.87 | 2.81 | 0.06 |
| Nov | 2.00 | 1.96 | 0.04 |
| Dec | 1.62 | 1.70 | -0.08 |
32.83 | 32.71 | 0.12 |